Home / 12,809,668.59-17,675,596.85-7,651,935.27

Finding the Fourth Proportional to 12,809,668.59, 17,675,596.85 and 7,651,935.27

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Solution

The fourth proportional to 12,809,668.59, 17,675,596.85 and 7,651,935.27 is: 10,558,627.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,809,668.59 : 17,675,596.85 = 7,651,935.27 : x
  2. Step 2: Convert to fraction form
    12,809,668.59/17,675,596.85 = 7,651,935.27/x
  3. Step 3: Cross multiply
    12,809,668.59x = 17,675,596.85 × 7,651,935.27
  4. Step 4: Simplify right side
    12,809,668.59x = 135,252,522,916,556.20
  5. Step 5: Solve for x
    x = 135,252,522,916,556.20/12,809,668.59
  6. Step 6: Final answer
    x = 10,558,627.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.